// JavaScript Document <script>

//写cookies函数
function setCookie(name,value,domain,path,secure)//两个参数，一个是cookie的名子，一个是值
{
    var mi = 1000*60*60*24*365; //此 cookie 将被保存一年
    var exp  = new Date();    //new Date("December 31, 9998");
    exp.setTime(exp.getTime() + mi);
    document.cookie = name + "="+ escape (value)
    					+";expires=" + exp.toGMTString()
    					+(path?";path="+path:";path=/")
    					+(domain?";domain="+domian:"")
    					+(secure?";secure":"");
    
}
function getCookie(name)//取cookies函数        
{
    var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
     if(arr != null) return unescape(arr[2]); return null;

}
function delCookie(name)//删除cookie
{
    var exp = new Date();
    exp.setTime(exp.getTime() - 1);
    var cval=getCookie(name);
    if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();
}


